Elevate your laboratory mixing with the Bel-Art VWR Spinbar Stir Bars. Designed for optimal performance, these round glass stir bars ensure smooth and efficient stirring in various solutions. Measuring 50 mm in length, they are perfect for a range of containers, from beakers to flasks. The durable glass construction resists chemical corrosion, making them ideal for both educational and professional settings. With their magnetic design, they provide reliable mixing without the risk of contamination. Enhance your experiments with these essential tools for precise and effective mixing!